143130-82-9

Basic information

• Product Name: DIMETHYL CIS-STILBENE-4,4'-DICARBOXYLATE
• Synonyms: DIMETHYL CIS-STILBENE-4,4'-DICARBOXYLATE;cis-Stilbene-4,4-dicarboxylic acid dimethyl ester
• CAS NO: 143130-82-9
• Molecular Formula: C18H16O4
• Molecular Weight: 296.32
• Mol File: 143130-82-9.mol
• Article Data: 12

Chemical Properties

• Melting Point: 112-114°C
• Boiling Point: 448.3°Cat760mmHg
• Flash Point: 226.3°C
• Appearance: /
• Density: 1.192g/cm³
• BRN: 2386934
• CAS DataBase Reference: DIMETHYL CIS-STILBENE-4,4'-DICARBOXYLATE(CAS DataBase Reference)
• NIST Chemistry Reference: DIMETHYL CIS-STILBENE-4,4'-DICARBOXYLATE(143130-82-9)
• EPA Substance Registry System: DIMETHYL CIS-STILBENE-4,4'-DICARBOXYLATE(143130-82-9)

Safety Data

• Safety Statements: 22-24/25
• Hazardous Substances Data: 143130-82-9(Hazardous Substances Data)

Usage

Description

DIMETHYL CIS-STILBENE-4,4'-DICARBOXYLATE is a synthetic chemical compound known for its ability to absorb UV radiation and convert it into visible light. This property makes it a valuable component in the production of optical brighteners and sunscreen formulations, enhancing the appearance and brightness of various materials while providing UV protection.

Uses

Used in Optical Brightener Production:
DIMETHYL CIS-STILBENE-4,4'-DICARBOXYLATE is used as an active ingredient in optical brighteners for improving the appearance and brightness of plastics, fibers, and textiles. Its ability to absorb UV radiation and convert it into visible light enhances the overall aesthetic appeal of these materials.
Used in Sunscreen Formulations:
DIMETHYL CIS-STILBENE-4,4'-DICARBOXYLATE is used as a UV-absorbing agent in sunscreen formulations to provide protection against harmful ultraviolet radiation. Its capacity to convert UV light into visible light contributes to the effectiveness of sunscreens in shielding the skin from sun damage.
Used in Light Emission and Absorption Applications:
Due to its unique light absorption and emission properties, DIMETHYL CIS-STILBENE-4,4'-DICARBOXYLATE is utilized in various applications related to light emission and absorption, such as in the development of phosphorescent materials and other light-sensitive technologies.
It is crucial to handle and use DIMETHYL CIS-STILBENE-4,4'-DICARBOXYLATE with caution, as it can be harmful if ingested or inhaled and may cause irritation to the skin and eyes upon contact. Proper safety measures should be taken to minimize potential risks associated with its use.

Upstream product

• 99-75-2 4-methyl-benzoic acid methyl ester 
• 14295-52-4 4-(diethyoxyphosphorylmethyl)benzoic acid methyl ester 
• 1571-08-0 methyl 4-formylbenzoate 
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• 67-56-1 methanol 
• 5216-37-5 (E)-4,4'-dicyanostilbene 
• 186581-53-3 diazomethane 
• 100-31-2 Stilbene-4,4'-dicarboxylic acid 
• 1076-96-6 methyl 4-vinylbenzoate 
• 16882-08-9 bis(4-(methoxycarbonyl)phenyl)acetylene 
• 131852-50-1 methyl 4-(dibromomethyl)benzenecarboxylate 
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• 122-00-9 para-methylacetophenone 

Relevant articles and documents

Efficient preparation method of symmetric diarylethene compound

The invention belongs to the technical field of fine chemicals and related chemistry, and provides an efficient preparation method of a symmetric diarylethene compound. The method comprises the following steps: with halomethyl-containing aromatic hydrocarbon and derivatives thereof as raw materials, conducting reacting at 100 DEG C for 12 hours in the presence of a catalyst, alkali, additives andan anhydrous organic solvent so as to obtain the corresponding diarylethene compound with symmetry. The method has the beneficial effects that no transition metal reaction exists, reaction conditionsare mild, operation is simple and convenient, the possibility of industrialization is realized, and the diarylethene compound is obtained at high yield; and the diarylethene compound synthesized by using the method can be further functionalized to obtain various compounds, and is applied to development and research of natural products, functional materials and fine chemicals.

Oxidative Dephosphorylation of Benzylic Phosphonates with Dioxygen Generating Symmetrical trans-Stilbenes

Under a dioxygen atmosphere, benzylphosphonates and related phosphoryl compounds can readily produce the corresponding trans-stilbenes in high yields with high selectivity upon treatment with bases. Various functional groups were tolerable under the reaction conditions.

Chemoselective and Sequential Palladium-Catalyzed Couplings for the Generation of Stilbene Libraries via Immobilized Substrates

A versatile palladium-catalyzed tandem synthetic sequence to afford E-stilbenes libraries has been developed. Excellent regio- and stereocontrol have been achieved by means of the sequence of Hiyama and Heck cross-couplings. Undesirable homocoupling bypro